Answer:
hello :
the graph passes by ( -4; 7/128) : f(-4) = 7/128
a/ (-4)^4 = 7/128
a / 256 = 7/128
a/2 = 7
a = 14
If the mug costs $8 and Kendra got back $0.56 back for paying $9 than to find the tax rate you would divide $0.56 by $8 which would end up to be 0.07 percent as the tax rate.
Answer:
x=12
Step-by-step explanation:
1.5x + .5x is less than or equal to 18
18/.5= 36
1.5x + x = 36
36/1.5
2x = 24
24/2
x=12
Roots of the equation 3x² -3x-6=0 are -1 and 2,
all choices are given wrong
3*2²-3*2-6=0
12-6-6=0
0=0, which is true , so root is 2
3*20²-3*20-6=0
600-60-6=0
534=0 which is wrong, so root is 2, but not 20
20/100*11.5 = 2.3 yards of fabric she will used.
